... crank 1.bicycle parts 2.fish:ED/CP 3.TEETH:24,28,32,36,42,44 bicycle crank ... cotter pin,hub,freewheel,chain,steel ball,fork,front and rear derailleur,grip,handle bar,mudguards,axle,bar ... quick release,reflector,children bicycle,more than one hundred and sixty varieties of products.I'm sure our goods ... you! 1.teeth crank and weight is to order2.material: Steel,Aluminum Alloy and Carbon3.All are tested by ...